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REPAIR AND ADJUSTMENT
14. Blade Drive Belt Removal and Replacement
0
BELT ROUTING DECAL UNDER MOWER DECK COVER.
a. Remove mower from tractor (see page 23).
b. Remove top cover self tapping screws,
Iockwashers and nuts from idler arm bolt.
c. Roll belt over the top of the R.H. mandrel.
NUT "'D"
d. Pull belt off all other mandrels,
e. Remove any dirt and grass which may have ac-
cumulated around mandrels and idler arm.
f.
g.
h.
J.
Check deck idler arm assembly and flat idler to
see that they rotate freely (Fig. 47).
Be sure spring is hooked in deck idler arm
assembly and on bolt in mower housing IFig. 4 7).
Install new belt in groove of L.H. mandrel
sheave, lower groove of center mandrel sheave
and around flat idler as shown (Fig. 47).
From a position at discharge end of mower, roll
belt into groove of R.H. mandrel sheave (Fig.
47).
Rotate center mandrel sheave by hand to make
sure belt is in grooves properly.
SUSPENSION
NUT "D'" ARMS
FIGURE 45
->- 7i_/
_'_ ATTACHMENT
LIFT LEVER
RETAINER
SPRING
I LADES WILL ROTATE WITH CENTER
MANDREL SHEAVES.
k. Reassemble top cover to deck. Tighten all
screws securely.
GAUGE ;
WHEEL
CLEVIS -
PIN FIGURE 46
I. Install mower to tractor (see page 10).
15. Attachment Lift Spring Adjustment
Due to different weights of attachments, the attchment
lift spring may require adjustment. The adjustment bolt
is located on rear of tractor top left side (Fig. 48).
a . Holding spring bushing with wrench, loosen jam
nuts.
IDLER ARM CENTRAL MANDREL SHEAVE
NUT .....
FLAT IDLER R.H, MANDREL
L.H. MANDREL SHEAVE
SHEAVE
b. Turn adjustment bolt clockwise (F-_k) to extend
spring and reduce lift effort (for heavier
attachments).
c. Turn adjustment bolt counterclockwise (jF_)
(for lighter attachments).
d. Retighten jam nut against spring bushing.
NOTE: DO NOT ADJUST FOR MAXIMUM SPRING TEN-
SION WHEN USING UGHT ATTCHMENTS SUCH AS A
MOWER. ADJUST LIFT LEVER SPRING TO AiD IN LiF-
TING ATTCHMENT. DO NOT OVER POWER SPRING.
WHEN REMOVING ATTACHMENT ALWAYS ADJUST
WITH SPRING TENSION TO ITS LOWEST POSITION
25
J
FIGURE 47
SPRING
BUSHING
ENT
SPRING
JAM NUT
FIGURE 48
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